/* roulang page: index */
:root{
  --c-primary:#0F7A6C;
  --c-primary-d:#0A5650;
  --c-primary-l:#2FB99B;
  --c-primary-050:#E6F4F0;
  --c-accent:#F0A03C;
  --c-accent-2:#E8623C;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#14201E;
  --c-ink-2:#4A5A56;
  --c-ink-3:#7C8A86;
  --c-line:#E3E0D8;
  --c-ok:#2FA36B;
  --c-warn:#D9730D;
  --c-err:#C7482F;
  --grad-brand:linear-gradient(135deg,#0F7A6C 0%,#2FB99B 55%,#8FDCC4 100%);
  --grad-sun:linear-gradient(120deg,#F0A03C,#E8623C);
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-xs:12px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,30,.04),0 10px 28px -14px rgba(20,32,30,.14);
  --sh-2:0 18px 42px -18px rgba(15,122,108,.30);
  --sh-dock:0 8px 30px -12px rgba(20,32,30,.18);
  --container:1200px;
  --space-sec:96px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
h1,h2,h3,h4{margin:0;color:var(--c-ink);letter-spacing:.05em;font-weight:700;}
h1{font-size:clamp(30px,4.6vw,50px);line-height:1.2;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;}
h3{font-size:20px;line-height:1.45;font-weight:600;}
p{margin:0 0 1.2em;}
a{color:var(--c-primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--c-primary-d);}
img{max-width:100%;display:block;border:0;}
button{font-family:inherit;}
input,textarea,select{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(15,122,108,.28);outline-offset:2px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.narrow{max-width:820px;}
.sec{padding:var(--space-sec) 0;}
.sec-tight{padding:56px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;flex-wrap:wrap;}
.sec-head p{margin:10px 0 0;font-size:15.5px;color:var(--c-ink-3);max-width:640px;}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;color:var(--c-primary);background:var(--c-primary-050);border-radius:var(--r-pill);padding:6px 14px;margin-bottom:16px;letter-spacing:.06em;}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);}
.lead{font-size:16.5px;color:var(--c-ink-2);max-width:70ch;}
.tc-2,.tc-3{display:-webkit-box;-webkit-box-orient:vertical;overflow:hidden;}
.tc-2{-webkit-line-clamp:2;}
.tc-3{-webkit-line-clamp:3;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);border:1.5px solid transparent;
  padding:13px 26px;font-size:15px;font-weight:600;line-height:1;
  cursor:pointer;transition:all .22s cubic-bezier(.2,.7,.3,1);white-space:nowrap;
}
.btn-primary{background-image:var(--grad-brand);color:#fff;box-shadow:0 8px 20px -12px rgba(15,122,108,.7);}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px -10px rgba(15,122,108,.7);}
.btn-ghost{background:#fff;border-color:var(--c-primary);color:var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-050);color:var(--c-primary-d);transform:translateY(-2px);}
.btn-line{background:transparent;border-color:rgba(255,255,255,.7);color:#fff;}
.btn-line:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px);}
.btn-white{background:#fff;color:var(--c-primary);border-color:#fff;}
.btn-white:hover{background:#F2FBF8;color:var(--c-primary-d);transform:translateY(-2px);}
.btn-block{width:100%;}
.btn-sm{padding:10px 20px;font-size:14px;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:600;color:var(--c-primary);}
.link-arrow svg{transition:transform .2s ease;}
.link-arrow:hover svg{transform:translateX(4px);}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;border-radius:var(--r-pill);padding:5px 12px;line-height:1.4;}
.badge-cat{background:var(--c-surface-2);color:var(--c-ink-2);border:1px solid var(--c-line);}
.badge-data{background:var(--c-primary-050);color:var(--c-primary);}
.badge-data::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);}
.badge-hot{background-image:var(--grad-sun);color:#fff;}
.badge-soft{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.28);}

/* ---------- 浮动 Dock 导航 ---------- */
.dock-wrap{position:fixed;top:18px;left:0;right:0;z-index:80;display:flex;justify-content:center;padding:0 18px;pointer-events:none;}
.dock{
  pointer-events:auto;width:100%;max-width:1120px;height:64px;
  display:flex;align-items:center;gap:12px;
  padding:0 10px 0 20px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--c-line);box-shadow:var(--sh-dock);
  transition:height .28s ease,background .28s ease,transform .28s ease;
}
.dock.is-scrolled{height:56px;background:rgba(255,255,255,.96);}
.dock-logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{width:34px;height:34px;border-radius:11px;background-image:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 16px -10px rgba(15,122,108,.8);}
.logo-text{font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:.04em;white-space:nowrap;}
.dock-menu{display:flex;align-items:center;gap:2px;margin:0 auto;}
.dock-menu a{
  display:inline-flex;align-items:center;position:relative;height:38px;padding:0 14px;
  border-radius:var(--r-pill);font-size:14.5px;color:var(--c-ink-2);white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.dock-menu a:hover{background:var(--c-primary-050);color:var(--c-primary);}
.dock-menu a[aria-current="page"]{color:var(--c-primary);font-weight:600;}
.dock-menu a[aria-current="page"]::after{content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);width:20px;height:3px;border-radius:3px;background:var(--c-primary);}
.dock-actions{display:flex;align-items:center;gap:8px;flex-shrink:0;}
.dock-search{display:flex;align-items:center;gap:6px;background:var(--c-surface-2);border-radius:var(--r-pill);height:40px;padding:0 6px 0 12px;transition:width .26s ease;}
.dock-search input{width:0;border:0;background:transparent;font-size:14px;color:var(--c-ink);outline:none;transition:width .26s ease;}
.dock-search.is-open{background:var(--c-primary-050);}
.dock-search.is-open input{width:132px;}
.icon-btn{width:38px;height:38px;border-radius:50%;border:0;background:transparent;color:var(--c-ink-2);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s ease,color .2s ease;}
.icon-btn:hover{background:var(--c-primary-050);color:var(--c-primary);}
.hamburger{display:none;width:42px;height:42px;border-radius:50%;border:1px solid var(--c-line);background:#fff;color:var(--c-ink);align-items:center;justify-content:center;cursor:pointer;}
.drawer{position:fixed;inset:0;z-index:90;background:#fff;display:flex;flex-direction:column;transform:translateY(-102%);transition:transform .3s cubic-bezier(.2,.7,.3,1);}
.drawer.is-open{transform:translateY(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:20px 20px 14px;}
.drawer-list{flex:1;overflow-y:auto;padding:0 20px;}
.drawer-list a{display:flex;align-items:center;justify-content:space-between;height:56px;font-size:16px;color:var(--c-ink);border-bottom:1px solid var(--c-line);}
.drawer-list a[aria-current="page"]{color:var(--c-primary);font-weight:700;}
.drawer-foot{padding:18px 20px 26px;border-top:1px solid var(--c-line);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background-image:var(--grad-brand);padding:150px 0 84px;color:#fff;}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px);
  background-size:56px 56px;opacity:.55;
}
.hero::after{
  content:"";position:absolute;top:-160px;right:-120px;width:560px;height:560px;border-radius:50%;pointer-events:none;
  background:radial-gradient(circle,rgba(255,255,255,.42),rgba(255,255,255,0) 68%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;min-height:560px;}
.hero h1{color:#fff;text-shadow:0 2px 18px rgba(10,86,80,.35);}
.hero h1 .divider{display:inline-block;width:2px;height:.86em;background:rgba(255,255,255,.55);margin:0 14px;vertical-align:-6px;border-radius:2px;}
.hero-sub{margin-top:18px;font-size:clamp(16px,1.6vw,19px);line-height:1.75;color:rgba(255,255,255,.92);max-width:56ch;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;}
.stat-chip{display:inline-flex;align-items:center;gap:8px;padding:9px 16px;border-radius:var(--r-pill);background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);color:#fff;font-size:13.5px;font-weight:600;}
.stat-chip .dot{width:6px;height:6px;border-radius:50%;background:#BFF3E5;}
.hero-card{
  border-radius:var(--r-lg);overflow:hidden;position:relative;
  background-color:var(--c-primary-d);
  background-image:linear-gradient(180deg,rgba(10,60,56,.28),rgba(10,50,48,.86)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  box-shadow:0 30px 60px -30px rgba(6,40,38,.7);
  padding:26px;border:1px solid rgba(255,255,255,.24);
}
.hero-card-top{display:flex;justify-content:space-between;align-items:center;gap:12px;}
.hero-card h3{color:#fff;margin-top:18px;font-size:22px;}
.hero-card-list{margin-top:16px;display:grid;gap:10px;}
.hero-card-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(255,255,255,.9);}
.hero-card-list svg{flex-shrink:0;margin-top:4px;color:#BFF3E5;}
.hero-card-foot{margin-top:22px;padding-top:18px;border-top:1px solid rgba(255,255,255,.2);display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;}
.hero-price{font-size:30px;font-weight:700;color:#fff;letter-spacing:.02em;}
.hero-price small{display:block;font-size:12.5px;font-weight:400;color:rgba(255,255,255,.72);letter-spacing:.04em;}

/* ---------- 保障条 ---------- */
.assure{background:var(--c-surface);border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line);}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.assure-item{padding:30px 26px;display:flex;gap:14px;align-items:flex-start;border-right:1px solid var(--c-line);}
.assure-item:last-child{border-right:0;}
.assure-ico{width:40px;height:40px;flex-shrink:0;border-radius:12px;background:var(--c-primary-050);color:var(--c-primary);display:flex;align-items:center;justify-content:center;}
.assure-item h3{font-size:15.5px;font-weight:600;}
.assure-item p{margin:4px 0 0;font-size:13.5px;line-height:1.65;color:var(--c-ink-3);}

/* ---------- Bento ---------- */
.bento{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:minmax(158px,auto);gap:24px;}
.bcard{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px;display:flex;flex-direction:column;position:relative;overflow:hidden;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;
}
.bcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-050);}
.bcard-lg{grid-column:span 2;grid-row:span 2;justify-content:flex-end;color:#fff;background-color:var(--c-primary-d);background-image:linear-gradient(180deg,rgba(10,60,56,.18),rgba(8,44,42,.88)),url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;}
.bcard-lg h3{color:#fff;font-size:24px;}
.bcard-lg p{color:rgba(255,255,255,.88);font-size:14.5px;}
.bcard-md{grid-column:span 2;}
.bcard-sm{grid-column:span 1;}
.bcard-wide{grid-column:span 2;}
.bcard-cover{border-radius:var(--r-sm);overflow:hidden;aspect-ratio:16/10;margin:-6px 0 18px;position:relative;background:var(--c-surface-2);}
.bcard-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1);}
.bcard:hover .bcard-cover img{transform:scale(1.03);}
.bcard-cover .badge{position:absolute;top:10px;left:10px;}
.bcard h3{margin-bottom:8px;}
.bcard p{margin:0;font-size:14.5px;color:var(--c-ink-2);}
.bcard-points{margin:14px 0 0;display:grid;gap:8px;}
.bcard-points li{display:flex;gap:8px;font-size:13.5px;color:var(--c-ink-2);}
.bcard-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary-l);flex-shrink:0;margin-top:8px;}
.bcard-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.bcard-lg .bcard-foot,.bcard-lg .bcard-points li{color:rgba(255,255,255,.92);}
.bcard-lg .bcard-points li::before{background:#BFF3E5;}
.bcard-lg .link-arrow{color:#fff;}
.price-num{font-size:22px;font-weight:700;color:var(--c-ink);letter-spacing:.02em;}
.price-num small{font-size:12.5px;font-weight:400;color:var(--c-ink-3);margin-left:4px;}
.bcard-lg .price-num{color:#fff;}
.bcard-lg .price-num small{color:rgba(255,255,255,.75);}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;position:relative;}
.step{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:26px 24px;position:relative;transition:transform .22s ease,box-shadow .22s ease;}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-1);}
.step-num{width:32px;height:32px;border-radius:50%;background-image:var(--grad-sun);color:#fff;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 14px -8px rgba(232,98,60,.9);}
.step h3{margin:16px 0 8px;font-size:17px;}
.step p{margin:0;font-size:14px;color:var(--c-ink-3);}
.step::after{content:"";position:absolute;top:42px;right:-24px;width:24px;border-top:2px dashed var(--c-line);}
.step:last-child::after{display:none;}

/* ---------- 评价轮播 ---------- */
.review-wrap{position:relative;}
.review-track{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:6px 4px 22px;scrollbar-width:none;}
.review-track::-webkit-scrollbar{display:none;}
.review-card{flex:0 0 348px;scroll-snap-align:start;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:24px;box-shadow:var(--sh-1);}
.review-top{display:flex;align-items:center;gap:12px;}
.avatar{width:46px;height:46px;border-radius:50%;background-image:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex-shrink:0;}
.review-name{font-size:15px;font-weight:600;color:var(--c-ink);}
.review-role{font-size:12.5px;color:var(--c-ink-3);}
.stars{display:flex;gap:3px;margin:14px 0 10px;color:var(--c-accent);}
.review-card p{margin:0;font-size:14.5px;line-height:1.8;color:var(--c-ink-2);}
.review-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.review-ctrl{display:flex;align-items:center;gap:10px;}
.circle-btn{width:42px;height:42px;border-radius:50%;border:1px solid var(--c-line);background:#fff;color:var(--c-ink-2);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s ease;}
.circle-btn:hover{background:var(--c-primary-050);color:var(--c-primary);border-color:var(--c-primary-050);}
.dots{display:flex;gap:8px;margin-top:20px;justify-content:center;}
.dot{width:8px;height:8px;border-radius:50%;border:0;background:#D6D2C7;cursor:pointer;transition:all .2s ease;padding:0;}
.dot.is-active{width:24px;border-radius:4px;background-image:var(--grad-brand);}

/* ---------- 指标条 ---------- */
.metrics{background:var(--c-primary-050);border-radius:var(--r-lg);padding:44px 40px;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.metric{text-align:center;border-right:1px solid rgba(15,122,108,.18);}
.metric:last-child{border-right:0;}
.metric b{display:block;font-size:clamp(30px,3.4vw,40px);font-weight:700;color:var(--c-primary-d);line-height:1.1;letter-spacing:.02em;}
.metric b span{font-size:16px;font-weight:600;margin-left:4px;}
.metric p{margin:10px 0 0;font-size:14px;color:var(--c-ink-2);}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.news-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;display:flex;flex-direction:column;position:relative;transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-050);}
.news-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:2px;background-image:var(--grad-brand);opacity:0;transition:opacity .22s ease;}
.news-card:hover::before{opacity:1;}
.news-media{aspect-ratio:16/10;background:linear-gradient(135deg,#0F7A6C,#8FDCC4);overflow:hidden;}
.news-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.2,.7,.3,1);}
.news-card:hover .news-media img{transform:scale(1.03);}
.news-body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1;}
.news-body h3{font-size:17px;line-height:1.5;margin:12px 0 10px;}
.news-body h3 a{color:var(--c-ink);}
.news-body h3 a:hover{color:var(--c-primary);}
.news-sum{margin:0;font-size:14px;color:var(--c-ink-3);line-height:1.75;}
.news-foot{margin-top:auto;padding-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:13px;color:var(--c-ink-3);border-top:1px solid var(--c-line);}
.empty-state{border:1.5px dashed var(--c-primary-l);background:rgba(230,244,240,.6);border-radius:var(--r-lg);padding:56px 28px;text-align:center;}
.empty-state .empty-ico{width:56px;height:56px;border-radius:16px;background:#fff;color:var(--c-primary);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;box-shadow:var(--sh-1);}
.empty-state p{font-size:15px;color:var(--c-ink-2);margin:0 0 20px;}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:820px;margin:0 auto;}
.faq-item{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.faq-item.is-open{border-color:var(--c-primary-050);box-shadow:var(--sh-1);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;padding:20px 22px;background:transparent;border:0;text-align:left;font-size:16px;font-weight:600;color:var(--c-ink);cursor:pointer;line-height:1.6;}
.faq-sign{width:28px;height:28px;flex-shrink:0;border-radius:50%;background:var(--c-primary-050);color:var(--c-primary);display:flex;align-items:center;justify-content:center;transition:transform .3s cubic-bezier(.2,.7,.3,1);}
.faq-item.is-open .faq-sign{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s cubic-bezier(.2,.7,.3,1);}
.faq-a-inner{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2);}

/* ---------- CTA 大卡 ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-xl);background-image:var(--grad-brand);
  padding:48px 46px;display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;color:#fff;
  box-shadow:0 30px 60px -34px rgba(10,86,80,.6);
}
.cta-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.12) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.12) 1px,transparent 1px);
  background-size:52px 52px;opacity:.6;
}
.cta-card>*{position:relative;z-index:1;}
.cta-card h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.cta-card p{margin:10px 0 0;color:rgba(255,255,255,.9);font-size:15.5px;max-width:52ch;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-primary-d);color:#DCE9E5;padding:72px 0 0;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.foot-brand .logo-mark{background-image:var(--grad-brand);}
.foot-brand span{font-size:16px;font-weight:700;color:#fff;letter-spacing:.04em;}
.site-footer p{font-size:14px;line-height:1.85;color:rgba(220,233,229,.78);}
.site-footer h4{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.06em;}
.foot-links{display:grid;gap:11px;}
.foot-links a{font-size:14px;color:rgba(220,233,229,.8);}
.foot-links a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.foot-contact li{display:flex;gap:10px;font-size:14px;color:rgba(220,233,229,.8);margin-bottom:11px;}
.foot-contact svg{flex-shrink:0;margin-top:4px;color:#8FDCC4;}
.foot-bottom{margin-top:52px;border-top:1px solid rgba(255,255,255,.14);padding:22px 0;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:13px;color:rgba(220,233,229,.66);}

/* ---------- 回到顶部 ---------- */
.to-top{position:fixed;right:26px;bottom:26px;width:44px;height:44px;border-radius:50%;border:0;background-image:var(--grad-brand);color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-2);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(10px);transition:all .28s ease;z-index:70;}
.to-top.is-show{opacity:1;visibility:visible;transform:translateY(0);}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .hero-grid{gap:36px;}
  .bento{grid-template-columns:repeat(2,minmax(0,1fr));}
  .bcard-lg{grid-column:span 2;grid-row:span 1;min-height:300px;}
  .bcard-md,.bcard-wide{grid-column:span 2;}
  .bcard-sm{grid-column:span 1;}
}
@media (max-width:1023px){
  :root{--space-sec:72px;}
  .dock-menu{display:none;}
  .hamburger{display:flex;}
  .dock-search{display:none;}
  .hero-grid{grid-template-columns:1fr;min-height:auto;}
  .hero{padding:130px 0 64px;}
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .assure-item:nth-child(2){border-right:0;}
  .assure-item{border-bottom:1px solid var(--c-line);}
  .assure-item:nth-child(3),.assure-item:nth-child(4){border-bottom:0;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .step::after{display:none;}
  .metrics{grid-template-columns:repeat(2,1fr);padding:34px 26px;gap:22px;}
  .metric{border-right:0;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
}
@media (max-width:767px){
  :root{--space-sec:58px;}
  .container{padding:0 18px;}
  .hero{padding:118px 0 54px;}
  .hero h1{font-size:clamp(27px,7.6vw,36px);}
  .hero h1 .divider{display:none;}
  .hero-actions .btn{width:100%;}
  .hero-stats{gap:8px;}
  .stat-chip{font-size:12.5px;padding:8px 13px;}
  .assure-grid{grid-template-columns:1fr;}
  .assure-item{border-right:0;}
  .assure-item:nth-child(3){border-bottom:1px solid var(--c-line);}
  .bento{grid-template-columns:1fr;gap:18px;}
  .bcard-lg,.bcard-md,.bcard-sm,.bcard-wide{grid-column:span 1;}
  .steps{grid-template-columns:1fr;}
  .metrics{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .review-card{flex:0 0 82%;}
  .review-ctrl{display:none;}
  .cta-card{padding:34px 24px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{justify-content:flex-start;}
  .to-top{right:18px;bottom:18px;}
}
@media (max-width:479px){
  .logo-text{font-size:14.5px;}
  .hero-stats{display:grid;grid-template-columns:1fr 1fr;}
  .stat-chip{justify-content:flex-start;}
}

/* roulang page: article */
:root{
  --c-primary:#0F7A6C;
  --c-primary-d:#0A5650;
  --c-primary-l:#2FB99B;
  --c-primary-050:#E6F4F0;
  --c-accent:#F0A03C;
  --c-accent-2:#E8623C;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#14201E;
  --c-ink-2:#4A5A56;
  --c-ink-3:#7C8A86;
  --c-line:#E3E0D8;
  --c-ok:#2FA36B;
  --c-warn:#D9730D;
  --c-err:#C7482F;
  --grad-brand:linear-gradient(135deg,#0F7A6C 0%,#2FB99B 55%,#8FDCC4 100%);
  --grad-sun:linear-gradient(120deg,#F0A03C,#E8623C);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,30,.04),0 10px 28px -14px rgba(20,32,30,.14);
  --sh-2:0 18px 42px -18px rgba(15,122,108,.30);
  --sh-dock:0 8px 30px -12px rgba(20,32,30,.18);
  --ease:220ms cubic-bezier(.2,.7,.3,1);
  --sp-sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;line-height:1.85;color:var(--c-ink-2);
  background:var(--c-bg);
  font-variant-numeric:tabular-nums;
  letter-spacing:.02em;
}
img{max-width:100%;display:block}
a{color:var(--c-primary);text-decoration:none;transition:color var(--ease)}
a:hover{color:var(--c-primary-d)}
h1,h2,h3,h4{margin:0;color:var(--c-ink);line-height:1.3;letter-spacing:.01em}
p{margin:0 0 1.2em}
ul,ol{margin:0 0 1.2em;padding-left:1.2em}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select,textarea{font:inherit;color:inherit}
svg{display:block}
:focus-visible{outline:3px solid rgba(15,122,108,.28);outline-offset:2px;border-radius:8px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
@media(min-width:1280px){.container{max-width:1280px}}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:18px;left:0;right:0;z-index:60;display:flex;justify-content:center;padding:0 24px;pointer-events:none}
.dock{
  pointer-events:auto;
  width:100%;max-width:1120px;height:64px;
  display:flex;align-items:center;gap:18px;
  padding:0 14px 0 20px;
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:var(--sh-dock);
  transition:height var(--ease),background var(--ease),transform var(--ease),box-shadow var(--ease),top var(--ease);
}
.dock.compact{height:56px;background:rgba(255,255,255,.96);top:-6px}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--c-ink);font-weight:700;font-size:15px}
.logo-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:var(--grad-brand);color:#fff;box-shadow:0 6px 16px -8px rgba(15,122,108,.7);
}
.logo-text{white-space:nowrap}
.dock-menu{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;flex:1 1 auto;justify-content:center}
.dock-menu a{
  position:relative;display:inline-block;padding:9px 14px;border-radius:var(--r-pill);
  font-size:14.5px;font-weight:500;color:var(--c-ink-2);transition:color var(--ease),background var(--ease);
}
.dock-menu a:hover{color:var(--c-primary);background:var(--c-primary-050)}
.dock-menu a[aria-current="page"]{color:var(--c-primary);font-weight:600}
.dock-menu a[aria-current="page"]::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:3px;background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-search{display:flex;align-items:center;background:var(--c-surface-2);border-radius:var(--r-pill);padding:2px;transition:background var(--ease)}
.dock-search.open{background:var(--c-primary-050)}
.icon-btn{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;color:var(--c-ink-2);transition:background var(--ease),color var(--ease)}
.icon-btn:hover{background:rgba(15,122,108,.12);color:var(--c-primary)}
#searchInput{
  width:0;opacity:0;border:0;background:transparent;height:34px;padding:0;
  font-size:14px;transition:width var(--ease),opacity var(--ease),padding var(--ease);
}
.dock-search.open #searchInput{width:168px;opacity:1;padding:0 12px 0 4px}
#searchInput:focus{outline:none}
.hamburger{display:none;width:40px;height:40px;border-radius:50%;background:var(--c-primary-050);color:var(--c-primary-d);place-items:center}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);font-size:15px;font-weight:600;line-height:1;
  padding:14px 26px;border:1.5px solid transparent;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),filter var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px -14px rgba(15,122,108,.85)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-2);color:#fff}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:var(--c-surface);color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-050);color:var(--c-primary-d);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--c-primary-d)}
.btn-white:hover{background:#fff;transform:translateY(-2px);box-shadow:var(--sh-2);color:var(--c-primary-d)}
.btn-outline-white{background:transparent;color:#fff;border-color:rgba(255,255,255,.72)}
.btn-outline-white:hover{background:rgba(255,255,255,.16);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:90;background:#fff;
  transform:translateX(100%);transition:transform 260ms cubic-bezier(.2,.7,.3,1);
  display:flex;flex-direction:column;
}
.drawer.open{transform:translateX(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;padding:18px 20px;border-bottom:1px solid var(--c-line)}
.drawer-nav{flex:1;overflow-y:auto;padding:8px 0}
.drawer-nav a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:44px;padding:0 22px;font-size:16px;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.drawer-nav a[aria-current="page"]{color:var(--c-primary);font-weight:600}
.drawer-bottom{padding:16px 20px 24px;border-top:1px solid var(--c-line)}

/* ---------- 文章头 ---------- */
.article-head{position:relative;padding:132px 0 0;overflow:hidden}
.article-head::before{
  content:"";position:absolute;inset:0 0 auto 0;height:340px;
  background:var(--grad-brand);
  opacity:.10;
}
.article-head::after{
  content:"";position:absolute;inset:0 0 auto 0;height:340px;
  background-image:linear-gradient(rgba(20,32,30,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(20,32,30,.06) 1px,transparent 1px);
  background-size:48px 48px;opacity:.5;pointer-events:none;
}
.article-head .container{position:relative;z-index:1}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3);margin-bottom:18px}
.crumb a{color:var(--c-ink-3)}
.crumb a:hover{color:var(--c-primary)}
.crumb span.sep{color:#C7C3B8}
.article-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-surface);border:1px solid var(--c-line);
  color:var(--c-ink-2);font-size:12.5px;font-weight:600;
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:16px;
}
.article-badge .dot{width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.article-head h1{
  font-size:clamp(28px,4vw,44px);font-weight:700;line-height:1.25;
  max-width:880px;margin-bottom:18px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:13.5px;color:var(--c-ink-3);padding-bottom:34px;border-bottom:1px solid var(--c-line)}
.meta-row .m{display:inline-flex;align-items:center;gap:6px}

/* ---------- 主体布局 ---------- */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:48px;padding:48px 0 var(--sp-sec)}
.reading{min-width:0;max-width:760px}
.article-body{font-size:17px;line-height:1.95;color:var(--c-ink-2)}
.article-body h2{
  position:relative;font-size:clamp(22px,2.4vw,28px);margin:44px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--grad-brand);
}
.article-body h3{font-size:21px;font-weight:600;margin:30px 0 12px}
.article-body p{margin:0 0 1.3em}
.article-body ul,.article-body ol{padding-left:1.3em;margin-bottom:1.4em}
.article-body li{margin-bottom:.5em}
.article-body ul li::marker{color:var(--c-primary)}
.article-body ol li::marker{color:var(--c-primary);font-weight:600}
.article-body a{color:var(--c-primary);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;background:#FBF9F3;border-left:4px solid var(--c-accent);
  border-radius:0 var(--r-md) var(--r-md) 0;color:var(--c-ink);font-style:normal;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:var(--r-md);margin:24px auto;box-shadow:var(--sh-1)}
.article-body figure{margin:26px 0}
.article-body figcaption{text-align:center;font-size:13px;color:var(--c-ink-3);margin-top:10px}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:22px 0}
.article-body .table-scroll{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--r-md);margin:24px 0}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--c-line);text-align:left}
.article-body thead th{background:var(--c-primary-050);color:var(--c-ink);font-weight:600;white-space:nowrap}
.article-body code{background:var(--c-surface-2);padding:2px 7px;border-radius:6px;font-size:15px}
.article-body hr{border:0;height:1px;background:var(--c-line);margin:36px 0}

.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin:44px 0 0;padding-top:26px;border-top:1px solid var(--c-line)}
.tag{
  display:inline-flex;align-items:center;background:var(--c-surface-2);border:1px solid var(--c-line);
  color:var(--c-ink-2);font-size:13px;font-weight:500;padding:7px 15px;border-radius:var(--r-pill);
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.tag:hover{background:var(--c-primary-050);color:var(--c-primary);border-color:#C9E6DE}
.empty-state{
  border:1.5px solid #CFE7E0;background:#FBFDFC;border-radius:var(--r-lg);
  padding:48px 28px;text-align:center;color:var(--c-ink-2);
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{margin-bottom:22px;color:var(--c-ink-3)}

/* ---------- 侧栏 ---------- */
.sidebar{position:sticky;top:104px;align-self:start;display:flex;flex-direction:column;gap:22px}
.side-card{background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);padding:22px}
.side-card h3{font-size:15px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-card h3::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.side-nav{list-style:none;padding:0;margin:0}
.side-nav li+li{margin-top:4px}
.side-nav a{display:block;padding:9px 12px;border-radius:10px;font-size:14.5px;color:var(--c-ink-2);transition:background var(--ease),color var(--ease)}
.side-nav a:hover{background:var(--c-primary-050);color:var(--c-primary-d)}
.side-list{list-style:none;padding:0;margin:0}
.side-list li+li{margin-top:12px;padding-top:12px;border-top:1px dashed var(--c-line)}
.side-list a{font-size:14.5px;color:var(--c-ink);font-weight:500;line-height:1.6}
.side-list a:hover{color:var(--c-primary)}
.side-list .who{display:block;font-size:12.5px;color:var(--c-ink-3);margin-top:4px;font-weight:400}
.side-help{background:var(--c-primary-050);border-color:#CDE7E0}
.side-help p{font-size:13.5px;color:var(--c-ink-2);margin-bottom:16px}

/* ---------- 文末导航与推荐 ---------- */
.next-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:34px}
.next-card{
  display:flex;flex-direction:column;gap:8px;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:22px;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.next-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CDE7E0}
.next-card .lab{font-size:12.5px;color:var(--c-ink-3);font-weight:600}
.next-card .tt{font-size:16px;font-weight:600;color:var(--c-ink)}
.next-card .arw{font-size:13.5px;color:var(--c-primary);font-weight:600}

.sec{padding:var(--sp-sec) 0}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head h2{font-size:clamp(23px,2.8vw,32px);font-weight:700;margin-bottom:12px}
.sec-head p{color:var(--c-ink-3);font-size:15.5px;margin:0}
.rec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.rec-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CDE7E0}
.rec-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--c-surface-2)}
.rec-thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms cubic-bezier(.2,.7,.3,1)}
.rec-card:hover .rec-thumb img{transform:scale(1.03)}
.rec-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rec-body h3{font-size:17px;font-weight:600;line-height:1.5}
.rec-body p{font-size:14.5px;color:var(--c-ink-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rec-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13.5px;color:var(--c-ink-3);padding-top:14px;border-top:1px solid var(--c-line)}
.rec-foot .go{color:var(--c-primary);font-weight:600}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:24px;background:var(--grad-brand);
  padding:48px;display:flex;align-items:center;justify-content:space-between;gap:32px;color:#fff;
  box-shadow:0 28px 60px -30px rgba(15,122,108,.8);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);
  background-size:44px 44px;opacity:.6;
}
.cta-card>*{position:relative;z-index:1}
.cta-card h2{color:#fff;font-size:clamp(22px,2.6vw,30px);margin-bottom:12px}
.cta-card p{color:rgba(255,255,255,.9);margin:0;max-width:560px;font-size:15.5px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-ink);color:#DCE9E5;padding:72px 0 0;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-weight:700;color:#fff;font-size:15.5px}
.site-footer p{font-size:14px;color:#A9BDB8;line-height:1.85;margin:0 0 12px;max-width:340px}
.site-footer h4{color:#fff;font-size:14.5px;margin-bottom:16px;font-weight:700}
.foot-links{display:flex;flex-direction:column;gap:11px}
.foot-links a{color:#A9BDB8;font-size:14px;width:fit-content;border-bottom:2px solid transparent;padding-bottom:2px;transition:color var(--ease),border-color var(--ease)}
.foot-links a:hover{color:#8FDCC4;border-color:#8FDCC4}
.foot-contact{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.foot-contact li{display:flex;gap:9px;font-size:14px;color:#A9BDB8;line-height:1.7}
.foot-contact svg{flex:0 0 auto;margin-top:4px;color:#8FDCC4}
.foot-bottom{
  margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:#8CA29C;
}
.foot-bottom a{color:#8CA29C}
.foot-bottom a:hover{color:#8FDCC4}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:28px;width:44px;height:44px;border-radius:50%;
  background:var(--c-primary);color:#fff;display:grid;place-items:center;z-index:70;
  box-shadow:0 12px 28px -12px rgba(15,122,108,.9);opacity:0;visibility:hidden;
  transition:opacity var(--ease),visibility var(--ease),transform var(--ease),background var(--ease);
}
.to-top.show{opacity:1;visibility:visible}
.to-top:hover{background:var(--c-primary-d);transform:translateY(-3px)}

/* ---------- 响应式 ---------- */
@media(max-width:1279px){
  .dock{max-width:1040px}
  .dock-menu a{padding:9px 11px;font-size:14px}
}
@media(max-width:1080px){
  .article-layout{grid-template-columns:1fr;gap:40px}
  .sidebar{position:static;top:auto;grid-row:2}
  .dock-menu{display:none}
  .hamburger{display:grid}
  .dock-search{display:none}
}
@media(max-width:1023px){
  :root{--sp-sec:72px}
  .rec-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
}
@media(max-width:767px){
  :root{--sp-sec:60px}
  .container{padding:0 18px}
  .dock-wrap{padding:0 14px;top:12px}
  .dock{height:58px;padding:0 10px 0 14px;border-radius:20px}
  .dock.compact{height:52px;top:-4px}
  .logo-text{font-size:14px}
  .article-head{padding-top:104px}
  .article-head::before,.article-head::after{height:280px}
  .btn{padding:13px 22px;font-size:14.5px}
  .dock-actions .btn{display:none}
  .next-grid{grid-template-columns:1fr}
  .rec-grid{grid-template-columns:1fr}
  .cta-card{flex-direction:column;align-items:stretch;padding:32px 24px;gap:22px}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .foot-bottom{flex-direction:column;gap:8px}
  .to-top{right:16px;bottom:18px}
  .article-body{font-size:16.5px}
}
@media(max-width:479px){
  .article-head h1{font-size:26px}
  .meta-row{gap:8px 14px;font-size:13px}
  .sec-head h2{font-size:22px}
}

/* roulang page: category1 */
:root{
  --c-primary:#0F7A6C;
  --c-primary-d:#0A5650;
  --c-primary-l:#2FB99B;
  --c-primary-050:#E6F4F0;
  --c-accent:#F0A03C;
  --c-accent-2:#E8623C;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#14201E;
  --c-ink-2:#4A5A56;
  --c-ink-3:#7C8A86;
  --c-line:#E3E0D8;
  --c-success:#2FA36B;
  --c-warn:#D9730D;
  --c-error:#C7482F;
  --grad-brand:linear-gradient(135deg,#0F7A6C 0%,#2FB99B 55%,#8FDCC4 100%);
  --grad-sun:linear-gradient(120deg,#F0A03C,#E8623C);
  --sh-1:0 1px 2px rgba(20,32,30,.04),0 10px 28px -14px rgba(20,32,30,.14);
  --sh-2:0 18px 42px -18px rgba(15,122,108,.30);
  --sh-dock:0 8px 30px -12px rgba(20,32,30,.18);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;
  --r-input:12px;
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--c-bg);
  color:var(--c-ink-2);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
:focus-visible{outline:3px solid rgba(15,122,108,.28);outline-offset:2px;border-radius:10px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
h1{font-size:clamp(30px,4.6vw,50px);line-height:1.2;font-weight:700;color:var(--c-ink)}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;font-weight:700;color:var(--c-ink)}
h3{font-size:20px;line-height:1.45;font-weight:600;color:var(--c-ink)}
p{max-width:70ch}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease;
  white-space:nowrap;border:1.5px solid transparent;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:var(--sh-1)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-ghost{background:var(--c-surface);color:var(--c-primary);border-color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-050);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-light{background:#fff;color:var(--c-primary-d)}
.btn-light:hover{transform:translateY(-2px);box-shadow:0 16px 34px -16px rgba(10,86,80,.45)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.72)}
.btn-outline-light:hover{background:rgba(255,255,255,.14);transform:translateY(-2px)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}

/* ---------- 徽章 ---------- */
.badge{display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;line-height:1.6}
.badge-cat{background:var(--c-surface-2);color:var(--c-ink-2);border:1px solid var(--c-line)}
.badge-data{background:var(--c-primary-050);color:var(--c-primary);border:1px solid rgba(15,122,108,.14)}
.badge-data::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);flex:none}
.badge-hot{background:var(--grad-sun);color:#fff}
.badge-glass{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.26)}
.badge-glass::before{content:"";width:6px;height:6px;border-radius:50%;background:#fff;flex:none}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:sticky;top:0;z-index:80;padding:18px 24px 0;pointer-events:none}
.dock{
  pointer-events:auto;
  max-width:1120px;margin:0 auto;height:64px;
  display:flex;align-items:center;gap:14px;
  padding:0 12px 0 18px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  border-radius:var(--r-pill);
  box-shadow:var(--sh-dock);
  transition:height .25s ease,background .25s ease,transform .25s ease,box-shadow .25s ease;
}
.dock-wrap.is-scrolled .dock{height:56px;background:rgba(255,255,255,.96);box-shadow:0 10px 26px -14px rgba(20,32,30,.24)}
.dock-wrap.is-hidden .dock{transform:translateY(-8px)}
.dock-logo{display:flex;align-items:center;gap:10px;color:var(--c-ink);font-weight:700;font-size:16px;white-space:nowrap;flex:none}
.logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:12px;background:var(--grad-brand);color:#fff;flex:none}
.dock-menu{display:flex;align-items:center;gap:2px;flex:1;min-width:0}
.dock-menu a{
  position:relative;display:inline-flex;align-items:center;height:38px;padding:0 13px;
  border-radius:var(--r-pill);font-size:15px;color:var(--c-ink-2);
  transition:color .2s ease,background .2s ease;
}
.dock-menu a:hover{color:var(--c-primary);background:var(--c-primary-050)}
.dock-menu a[aria-current="page"]{color:var(--c-primary);font-weight:600}
.dock-menu a[aria-current="page"]::after{
  content:"";position:absolute;left:50%;bottom:4px;transform:translateX(-50%);
  width:20px;height:3px;border-radius:var(--r-pill);background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:none}
.dock-search{display:flex;align-items:center;gap:6px;background:var(--c-surface-2);border-radius:var(--r-pill);padding:4px;transition:background .2s ease}
.dock-search.is-open{background:#fff;border:1px solid var(--c-line);padding:4px 10px 4px 4px}
.dock-search input{
  width:0;opacity:0;border:0;background:transparent;font-size:14px;
  transition:width .25s ease,opacity .25s ease;outline:none;
}
.dock-search.is-open input{width:150px;opacity:1}
.icon-btn{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;color:var(--c-ink-2);transition:background .2s ease,color .2s ease}
.icon-btn:hover{background:var(--c-primary-050);color:var(--c-primary)}
.hamburger{display:none;width:40px;height:40px;border-radius:50%;place-items:center;color:var(--c-ink);background:var(--c-surface-2)}
.hamburger:hover{background:var(--c-primary-050);color:var(--c-primary)}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0;z-index:120;background:#fff;display:flex;flex-direction:column;
  padding:20px 20px 24px;transform:translateY(-100%);transition:transform .3s cubic-bezier(.2,.7,.3,1);
}
.drawer.is-open{transform:translateY(0)}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}
.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--c-ink)}
.drawer-menu{display:flex;flex-direction:column;margin-bottom:auto}
.drawer-menu a{display:flex;align-items:center;height:44px;border-bottom:1px solid var(--c-line);font-size:16px;color:var(--c-ink-2)}
.drawer-menu a[aria-current="page"]{color:var(--c-primary);font-weight:600}

/* ---------- 页面头部 ---------- */
.page-hero{
  position:relative;overflow:hidden;
  margin:26px auto 0;max-width:1200px;
  border-radius:24px;
  background:var(--grad-brand);
  color:#fff;
  padding:56px 48px 52px;
  box-shadow:var(--sh-1);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 56px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 56px);
  pointer-events:none;
}
.page-hero::after{
  content:"";position:absolute;top:-30%;right:-12%;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.24),rgba(255,255,255,0) 68%);
  pointer-events:none;
}
.page-hero > *{position:relative;z-index:1}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.82);margin-bottom:20px}
.crumbs a{color:rgba(255,255,255,.92)}
.crumbs a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.crumbs span.sep{opacity:.6}
.page-hero h1{color:#fff;max-width:22ch}
.page-hero .lead{margin-top:16px;font-size:clamp(17px,1.6vw,20px);line-height:1.7;color:rgba(255,255,255,.94);max-width:56ch}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}

/* ---------- 主布局 ---------- */
.layout{
  display:grid;grid-template-columns:260px minmax(0,1fr);
  gap:32px;align-items:start;
  margin-top:64px;
}
.side{position:sticky;top:96px;display:grid;gap:18px}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:22px;box-shadow:var(--sh-1);
}
.side-title{font-size:14px;font-weight:600;color:var(--c-ink-3);letter-spacing:.04em;margin-bottom:14px}
.side-nav{display:grid;gap:4px}
.side-nav a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 14px;border-radius:var(--r-sm);font-size:15px;color:var(--c-ink-2);
  transition:background .2s ease,color .2s ease;
}
.side-nav a:hover{background:var(--c-primary-050);color:var(--c-primary)}
.side-nav a[aria-current="page"]{background:var(--c-primary-050);color:var(--c-primary);font-weight:600}
.side-nav a .arrow{color:var(--c-ink-3);font-size:13px}
.side-nav a[aria-current="page"] .arrow{color:var(--c-primary)}
.side-note{font-size:14px;line-height:1.75;color:var(--c-ink-2)}
.side-note strong{display:block;color:var(--c-ink);font-size:16px;margin-bottom:8px}
.side-card .btn{margin-top:16px}

.main-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px}
.main-head p{font-size:15px;color:var(--c-ink-3);margin-top:8px}
.card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.entry-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease,border-color .22s ease;
}
.entry-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-050)}
.entry-cover{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-surface-2)}
.entry-cover img{width:100%;height:100%;object-fit:cover;transition:transform .35s cubic-bezier(.2,.7,.3,1)}
.entry-card:hover .entry-cover img{transform:scale(1.03)}
.entry-cover .badge{position:absolute;left:14px;top:14px;z-index:2}
.entry-body{padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.entry-body h3{font-size:18px;line-height:1.5}
.entry-body p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.entry-foot{margin-top:auto;padding-top:14px;border-top:1px dashed var(--c-line);display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:600;color:var(--c-primary)}
.entry-foot .arrow{transition:transform .22s ease}
.entry-card:hover .entry-foot .arrow{transform:translateX(4px)}

/* ---------- 通用板块 ---------- */
.sec{margin-top:var(--sec-gap)}
.sec-head{max-width:720px;margin-bottom:34px}
.sec-head p{margin-top:14px;font-size:16px;color:var(--c-ink-2)}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.step{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:26px 22px;box-shadow:var(--sh-1);
  transition:transform .22s cubic-bezier(.2,.7,.3,1),box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2)}
.step-num{
  display:grid;place-items:center;width:32px;height:32px;border-radius:50%;
  background:var(--grad-sun);color:#fff;font-weight:700;font-size:14px;margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14.5px;color:var(--c-ink-2);line-height:1.8}
.step::after{
  content:"";position:absolute;right:-14px;top:41px;width:28px;
  border-top:2px dashed var(--c-line);
}
.step:last-child::after{display:none}

/* ---------- FAQ ---------- */
.faq{max-width:820px;display:grid;gap:14px}
.faq details{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:0 22px;box-shadow:var(--sh-1);transition:border-color .2s ease,box-shadow .2s ease;
}
.faq details[open]{border-color:rgba(15,122,108,.24);box-shadow:var(--sh-2)}
.faq summary{
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 0;font-size:16px;font-weight:600;color:var(--c-ink);cursor:pointer;
}
.faq summary::-webkit-details-marker{display:none}
.faq .plus{
  flex:none;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;
  background:var(--c-primary-050);color:var(--c-primary);font-size:16px;font-weight:600;
  transition:transform .28s ease,background .2s ease,color .2s ease;
}
.faq details[open] .plus{transform:rotate(180deg);background:var(--c-primary);color:#fff}
.faq .answer{padding:0 0 22px;font-size:15.5px;line-height:1.85;color:var(--c-ink-2)}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:24px;background:var(--grad-brand);
  color:#fff;padding:52px 46px;display:flex;align-items:center;justify-content:space-between;gap:34px;
  box-shadow:var(--sh-1);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 52px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 52px);
  pointer-events:none;
}
.cta-card > *{position:relative;z-index:1}
.cta-card h2{color:#fff;max-width:18ch}
.cta-card p{margin-top:12px;color:rgba(255,255,255,.94);max-width:46ch;font-size:16px}
.cta-actions{display:flex;gap:12px;flex:none;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:var(--sec-gap);background:var(--c-primary-d);color:#DCE9E5;padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:16px}
.site-footer p{font-size:14px;line-height:1.9;color:#C6DBD5;max-width:42ch;margin-bottom:10px}
.site-footer h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:600}
.foot-links{display:grid;gap:10px}
.foot-links a{font-size:14px;color:#C6DBD5;text-underline-offset:3px}
.foot-links a:hover{color:#fff;text-decoration:underline}
.foot-contact{display:grid;gap:12px}
.foot-contact li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:#C6DBD5;line-height:1.7}
.foot-contact svg{flex:none;margin-top:4px;color:#8FDCC4}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:#A9C6BF;
}
.foot-bottom p{margin:0;font-size:13.5px;color:#A9C6BF;max-width:none}

/* ---------- 回到顶部 ---------- */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:90;
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;
  background:var(--c-primary);color:#fff;box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s ease,background .2s ease;
}
.to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-d)}

/* ---------- 响应式 ---------- */
@media (max-width:1279px){
  .page-hero{max-width:none;margin:26px 24px 0}
}
@media (max-width:1023px){
  :root{--sec-gap:72px}
  .dock-menu{display:none}
  .hamburger{display:grid}
  .dock-search input{width:0}
  .layout{grid-template-columns:1fr;gap:28px;margin-top:48px}
  .side{position:static}
  .card-grid{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step::after{display:none}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-card{flex-direction:column;align-items:flex-start;gap:26px}
}
@media (max-width:767px){
  :root{--sec-gap:58px}
  .container{padding:0 18px}
  .dock-wrap{padding:14px 16px 0}
  .dock{height:58px;padding:0 10px 0 14px;gap:8px}
  .logo-text{font-size:14.5px}
  .dock-actions .btn-sm{display:none}
  .page-hero{margin:18px 16px 0;padding:38px 24px;border-radius:20px}
  .hero-badges{gap:8px}
  .card-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .cta-card{padding:38px 24px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .foot-grid{grid-template-columns:1fr;gap:30px}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:479px){
  .page-hero h1{font-size:27px}
  .page-hero{padding:32px 20px}
  .faq details{padding:0 16px}
  .entry-body{padding:18px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --c-primary:#0F7A6C;
  --c-primary-d:#0A5650;
  --c-primary-l:#2FB99B;
  --c-primary-050:#E6F4F0;
  --c-accent:#F0A03C;
  --c-accent-2:#E8623C;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#14201E;
  --c-ink-2:#4A5A56;
  --c-ink-3:#7C8A86;
  --c-line:#E3E0D8;
  --c-ok:#2FA36B;
  --c-warn:#D9730D;
  --c-err:#C7482F;
  --grad-brand:linear-gradient(135deg,#0F7A6C 0%,#2FB99B 55%,#8FDCC4 100%);
  --grad-sun:linear-gradient(120deg,#F0A03C,#E8623C);
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(20,32,30,.04),0 10px 28px -14px rgba(20,32,30,.14);
  --sh-2:0 18px 42px -18px rgba(15,122,108,.30);
  --sh-dock:0 8px 30px -12px rgba(20,32,30,.18);
  --sec-y:96px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink-2);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;line-height:1.3}
h1{font-size:clamp(30px,4.6vw,50px);line-height:1.2;font-weight:700}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3}
h3{font-size:20px;line-height:1.45;font-weight:600}
h4{font-size:16px;line-height:1.5}
p{margin:0 0 1.2em}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease)}
img{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}
input,select,textarea{font:inherit}
:focus-visible{outline:3px solid rgba(15,122,108,.28);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.sec{padding:var(--sec-y) 0}
.sec-alt{background:linear-gradient(180deg,rgba(239,237,230,.55),rgba(246,244,239,0))}
.sec-head{max-width:700px;margin-bottom:36px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--c-primary-d);
  background:var(--c-primary-050);border-radius:var(--r-pill);
  padding:6px 14px;margin-bottom:16px;letter-spacing:.02em;
}
.sec-head h2{margin-bottom:14px}
.sec-head p{color:var(--c-ink-2);max-width:66ch}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:var(--r-pill);padding:13px 26px;font-size:15px;font-weight:600;
  border:1.5px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
  text-align:center;white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 12px 26px -16px rgba(15,122,108,.75)}
.btn-primary:hover{transform:translateY(-2px);filter:brightness(1.06);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:var(--sh-1)}
.btn-outline{background:#fff;color:var(--c-primary-d);border-color:var(--c-primary)}
.btn-outline:hover{background:var(--c-primary-050);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-white{background:#fff;color:var(--c-primary-d)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 36px -18px rgba(6,44,40,.55)}
.btn-line-light{background:transparent;border-color:rgba(255,255,255,.72);color:#fff}
.btn-line-light:hover{background:rgba(255,255,255,.18);transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--c-primary-d);padding:10px 14px}
.btn-ghost:hover{background:var(--c-primary-050)}
.btn-ghost .arrow{transition:transform .22s var(--ease)}
.btn-ghost:hover .arrow{transform:translateX(4px)}
.btn-sm{padding:10px 18px;font-size:14px}
.btn-block{width:100%}

/* 徽章 */
.badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:5px 12px;line-height:1.6}
.badge-data{background:var(--c-primary-050);color:var(--c-primary-d)}
.badge-data::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.badge-sun{background:var(--grad-sun);color:#fff}
.badge-cat{background:var(--c-surface-2);color:var(--c-ink-2);border:1px solid var(--c-line)}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px}

/* 卡片 */
.card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#CFE7E0}
.card-media{aspect-ratio:16/10;border-radius:var(--r-sm);overflow:hidden;margin-bottom:18px;background:var(--c-surface-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.card:hover .card-media img{transform:scale(1.03)}
.card h3{margin:12px 0 10px}
.card p{color:var(--c-ink-2);font-size:15px}
.card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:16px;border-top:1px dashed var(--c-line)}
.card-num{font-variant-numeric:tabular-nums;font-size:14px;font-weight:600;color:var(--c-primary-d)}

/* 浮动 Dock 导航 */
.dock-wrap{position:fixed;top:18px;left:0;right:0;z-index:90;display:flex;justify-content:center;padding:0 18px;pointer-events:none}
.dock{
  pointer-events:auto;width:min(1120px,100%);
  display:flex;align-items:center;gap:14px;
  height:64px;padding:0 12px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-dock);
  transition:height .28s var(--ease),background .28s var(--ease),transform .28s var(--ease),opacity .28s var(--ease);
}
.dock.is-scrolled{height:56px;background:rgba(255,255,255,.96)}
.dock-logo{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--c-ink);font-size:15px;flex:0 0 auto}
.logo-mark{
  width:34px;height:34px;border-radius:11px;background:var(--grad-brand);color:#fff;
  display:grid;place-items:center;box-shadow:0 8px 18px -10px rgba(15,122,108,.9);
}
.logo-text{white-space:nowrap;letter-spacing:.01em}
.dock-menu{display:flex;align-items:center;gap:2px;margin-left:12px;flex:1 1 auto}
.dock-menu a{
  position:relative;display:inline-block;padding:9px 13px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--c-ink-2);font-weight:500;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.dock-menu a:hover{color:var(--c-primary-d);background:var(--c-primary-050)}
.dock-menu a::after{
  content:"";position:absolute;left:50%;bottom:2px;width:0;height:3px;border-radius:3px;
  background:var(--c-primary);transform:translateX(-50%);
  transition:width .24s var(--ease);
}
.dock-menu a[aria-current="page"]{color:var(--c-primary-d);font-weight:600}
.dock-menu a[aria-current="page"]::after{width:18px}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-search{display:flex;align-items:center;border-radius:var(--r-pill);background:var(--c-surface-2);padding:3px;transition:background .22s var(--ease),border-color .22s var(--ease)}
.dock-search.is-open{background:#fff;border:1px solid var(--c-line)}
.dock-search input{
  width:0;opacity:0;height:32px;border:0;background:transparent;padding:0;
  font-size:14px;color:var(--c-ink);border-radius:var(--r-pill);
  transition:width .28s var(--ease),opacity .2s var(--ease),padding .28s var(--ease);
}
.dock-search.is-open input{width:176px;opacity:1;padding:0 12px 0 6px}
.dock-search input:focus{outline:none}
.icon-btn{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;color:var(--c-ink-2);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{background:var(--c-primary-050);color:var(--c-primary-d)}
.hamburger{display:none;width:40px;height:40px;border-radius:14px;place-items:center;color:var(--c-ink);border:1px solid var(--c-line);background:#fff}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;background:#fff;
  transform:translateY(-14px);opacity:0;pointer-events:none;
  transition:opacity .24s var(--ease),transform .24s var(--ease);
  display:flex;flex-direction:column;padding:20px 20px 24px;
}
.drawer.is-open{opacity:1;transform:translateY(0);pointer-events:auto}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;border-bottom:1px solid var(--c-line)}
.drawer-head .dock-logo{font-size:14px}
.drawer-menu{margin-top:8px;flex:1 1 auto;overflow:auto}
.drawer-menu a{display:flex;align-items:center;justify-content:space-between;height:44px;font-size:16px;color:var(--c-ink);border-bottom:1px solid var(--c-line)}
.drawer-menu a[aria-current="page"]{color:var(--c-primary-d);font-weight:600}
.drawer-menu a[aria-current="page"]::after{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary)}
.drawer-cta{margin-top:18px}

/* 分类顶部带 */
.cat-hero{
  position:relative;overflow:hidden;background:var(--grad-brand);color:#fff;
  padding:158px 0 72px;min-height:320px;display:flex;align-items:center;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.png);
  background-size:cover;background-position:center;
  opacity:.2;mix-blend-mode:soft-light;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.06) 0 1px,transparent 1px 46px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.06) 0 1px,transparent 1px 46px);
  pointer-events:none;
}
.cat-hero .container{position:relative;z-index:2;text-align:center}
.crumb{display:flex;justify-content:center;gap:8px;font-size:13px;color:rgba(255,255,255,.82);margin-bottom:18px}
.crumb a:hover{color:#fff;text-decoration:underline;text-underline-offset:3px}
.crumb .sep{opacity:.65}
.cat-hero h1{color:#fff;margin-bottom:16px;text-shadow:0 2px 20px rgba(6,44,40,.25)}
.cat-hero p{max-width:640px;margin:0 auto 26px;color:rgba(255,255,255,.92);font-size:clamp(16px,1.6vw,18px)}
.cat-hero-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}

/* 概览 */
.intro-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.intro-grid p{max-width:66ch}
.media-frame{
  margin:0;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--c-line);
  box-shadow:var(--sh-1);aspect-ratio:4/3;background:var(--c-surface-2);
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.check-list{display:grid;gap:12px;margin:24px 0 28px}
.check-list li{position:relative;padding-left:26px;color:var(--c-ink-2);font-size:15px}
.check-list li::before{
  content:"";position:absolute;left:0;top:.68em;width:12px;height:7px;
  border-left:2px solid var(--c-primary);border-bottom:2px solid var(--c-primary);
  transform:rotate(-45deg);border-radius:1px;
}

/* 时间线 */
.timeline{position:relative;display:flex;flex-direction:column;gap:34px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:50%;top:10px;bottom:10px;width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(15,122,108,.06),rgba(15,122,108,.35),rgba(15,122,108,.06));
}
.tl-item{display:grid;grid-template-columns:1fr 84px 1fr;align-items:center}
.tl-node{
  grid-area:1/2;justify-self:center;
  width:52px;height:52px;border-radius:50%;background:var(--grad-sun);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:15px;
  font-variant-numeric:tabular-nums;
  box-shadow:0 12px 26px -12px rgba(232,98,60,.75);
}
.tl-card{grid-area:1/1;padding:22px 24px}
.tl-item:nth-child(even) .tl-card{grid-area:1/3}
.tl-card h3{margin-bottom:10px}
.tl-card p{font-size:15px;color:var(--c-ink-2)}
.tl-points{display:grid;gap:8px;margin-top:14px}
.tl-points li{position:relative;padding-left:16px;font-size:14px;color:var(--c-ink-3)}
.tl-points li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--c-primary-l)}

/* 场景卡网格 */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}

/* 指标条 */
.metrics{
  display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
  background:var(--c-primary-050);border:1px solid #CFE7E0;border-radius:var(--r-lg);
  padding:36px 30px;
}
.metric .num{
  font-size:clamp(30px,3.6vw,40px);font-weight:700;color:var(--c-primary-d);
  line-height:1.1;font-variant-numeric:tabular-nums;letter-spacing:.01em;
}
.metric .num small{font-size:16px;font-weight:600;margin-left:4px;color:var(--c-primary)}
.metric .label{margin-top:10px;font-size:14px;color:var(--c-ink-2)}

/* FAQ */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  margin-bottom:14px;overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item[open]{border-color:#BFE3DA;box-shadow:var(--sh-1)}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:16px;font-weight:600;color:var(--c-ink);
  cursor:pointer;list-style:none;
}
.faq-q::-webkit-details-marker{display:none}
.faq-q .ico{
  flex:0 0 auto;width:30px;height:30px;border-radius:50%;
  border:1px solid var(--c-line);display:grid;place-items:center;
  color:var(--c-primary);font-weight:600;line-height:1;
  transition:transform .26s var(--ease),background .22s var(--ease),border-color .22s var(--ease);
}
.faq-item[open] .faq-q .ico{transform:rotate(135deg);background:var(--c-primary-050);border-color:#BFE3DA}
.faq-a{padding:0 22px 20px;color:var(--c-ink-2);max-width:68ch;border-top:1px dashed transparent}

/* 表单 */
.report-card{
  display:grid;grid-template-columns:.9fr 1.1fr;gap:44px;align-items:start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-xl);
  padding:40px;box-shadow:var(--sh-1);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:8px}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;border:1px solid var(--c-line);border-radius:12px;
  background:#fff;color:var(--c-ink);font-size:15px;line-height:1.6;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:118px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,122,108,.16);
}
.field .hint{font-size:13px;color:var(--c-ink-3);margin-top:6px}
.field.is-error input,.field.is-error textarea{border-color:var(--c-err);box-shadow:0 0 0 3px rgba(199,72,47,.12)}
.form-note{font-size:14px;margin-top:14px;color:var(--c-ok);display:none}
.form-note.is-visible{display:block}

/* CTA 大卡 */
.cta-sec{padding:0 0 var(--sec-y)}
.cta-card{
  position:relative;overflow:hidden;background:var(--grad-brand);color:#fff;
  border-radius:var(--r-xl);padding:46px 44px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-card::after{
  content:"";position:absolute;inset:0;
  background-image:
    repeating-linear-gradient(0deg,rgba(255,255,255,.07) 0 1px,transparent 1px 44px),
    repeating-linear-gradient(90deg,rgba(255,255,255,.07) 0 1px,transparent 1px 44px);
  pointer-events:none;
}
.cta-card > *{position:relative;z-index:2}
.cta-card h2{color:#fff;margin-bottom:10px}
.cta-card p{color:rgba(255,255,255,.92);max-width:52ch;margin:0}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* 页脚 */
.site-footer{background:var(--c-primary-d);color:#DCE9E5;padding:66px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:16px;margin-bottom:16px}
.site-footer p{color:rgba(220,233,229,.78);font-size:14px;max-width:38ch}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:16px}
.foot-links{display:grid;gap:10px}
.foot-links a{font-size:14px;color:rgba(220,233,229,.82)}
.foot-links a:hover{color:#8FDCC4;text-decoration:underline;text-underline-offset:3px}
.foot-contact{display:grid;gap:12px}
.foot-contact li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:rgba(220,233,229,.82)}
.foot-contact svg{flex:0 0 auto;margin-top:5px;color:#8FDCC4}
.foot-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(220,233,229,.7);
}
.foot-bottom p{max-width:none;font-size:13px;color:rgba(220,233,229,.7);margin:0}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;z-index:80;
  width:44px;height:44px;border-radius:50%;background:var(--c-primary);color:#fff;
  display:grid;place-items:center;box-shadow:var(--sh-2);
  opacity:0;pointer-events:none;transform:translateY(8px);
  transition:opacity .26s var(--ease),transform .26s var(--ease),background .2s var(--ease);
}
.to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-d)}

/* 响应式 */
@media (max-width:1279px){
  .container{max-width:1120px}
  .dock-menu a{padding:9px 10px;font-size:14px}
}
@media (max-width:1023px){
  :root{--sec-y:76px}
  .dock{padding:0 12px 0 16px}
  .dock-menu,.dock-search{display:none}
  .hamburger{display:grid}
  .intro-grid{grid-template-columns:1fr;gap:32px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .report-card{grid-template-columns:1fr;gap:28px;padding:32px}
}
@media (max-width:860px){
  .timeline::before{left:26px;transform:none}
  .tl-item{grid-template-columns:52px 1fr;align-items:start}
  .tl-node{grid-area:1/1;width:44px;height:44px;font-size:14px}
  .tl-card,.tl-item:nth-child(even) .tl-card{grid-area:1/2;margin-left:14px}
  .metrics{grid-template-columns:1fr;gap:22px;padding:30px 24px}
}
@media (max-width:767px){
  :root{--sec-y:62px}
  .container{padding:0 18px}
  .cat-hero{padding:132px 0 56px;min-height:0}
  .cat-hero-actions .btn{width:100%}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .card{padding:20px}
  .cta-card{padding:32px 24px;flex-direction:column;align-items:flex-start}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 100%}
  .report-card{padding:24px}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:479px){
  body{font-size:15.5px}
  h1{font-size:clamp(26px,7.4vw,32px)}
  h2{font-size:23px}
  .dock{height:58px}
  .logo-text{font-size:13.5px;white-space:normal;line-height:1.25;max-width:150px}
  .dock{padding:0 10px 0 12px}
  .badge-row{gap:8px}
}

/* roulang page: category3 */
:root{
  --c-primary:#0F7A6C;
  --c-primary-d:#0A5650;
  --c-primary-l:#2FB99B;
  --c-primary-050:#E6F4F0;
  --c-accent:#F0A03C;
  --c-accent-2:#E8623C;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#14201E;
  --c-ink-2:#4A5A56;
  --c-ink-3:#7C8A86;
  --c-line:#E3E0D8;
  --c-ok:#2FA36B;
  --c-warn:#D9730D;
  --c-err:#C7482F;
  --grad-brand:linear-gradient(135deg,#0F7A6C 0%,#2FB99B 55%,#8FDCC4 100%);
  --grad-sun:linear-gradient(120deg,#F0A03C,#E8623C);
  --sh-1:0 1px 2px rgba(20,32,30,.04),0 10px 28px -14px rgba(20,32,30,.14);
  --sh-2:0 18px 42px -18px rgba(15,122,108,.30);
  --sh-dock:0 8px 30px -12px rgba(20,32,30,.18);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --r-pill:999px;
  --r-input:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.05em;
  color:var(--c-ink-2);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:.02em}
p{margin:0}
:focus-visible{outline:3px solid rgba(15,122,108,.28);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.nums{font-variant-numeric:tabular-nums}

/* ============ 顶部浮动 Dock ============ */
.dock-wrap{position:fixed;top:18px;left:0;right:0;z-index:120;pointer-events:none}
.dock{
  pointer-events:auto;
  width:calc(100% - 48px);
  max-width:1120px;
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 14px 0 18px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.92);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-dock);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  transition:height .28s var(--ease),background .28s var(--ease),transform .34s var(--ease),opacity .34s var(--ease);
}
.dock.is-scrolled{height:56px;background:rgba(255,255,255,.96)}
.dock.is-hidden{transform:translateY(-8px);opacity:.86}
.dock-logo{display:flex;align-items:center;gap:9px;flex:0 0 auto;font-weight:700;color:var(--c-ink);font-size:15.5px;white-space:nowrap}
.logo-mark{
  width:32px;height:32px;flex:0 0 auto;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--grad-brand);color:#fff;box-shadow:0 6px 16px -8px rgba(15,122,108,.7);
}
.dock-menu{display:flex;align-items:center;gap:2px;margin-left:6px;flex:1 1 auto;min-width:0}
.dock-menu li{flex:0 0 auto}
.dock-menu a{
  position:relative;display:inline-block;padding:9px 13px;border-radius:var(--r-pill);
  font-size:14.5px;color:var(--c-ink-2);transition:color .22s var(--ease),background .22s var(--ease);
}
.dock-menu a:hover{color:var(--c-primary);background:var(--c-primary-050)}
.dock-menu a[aria-current="page"]{color:var(--c-primary);font-weight:600}
.dock-menu a[aria-current="page"]::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:3px;border-radius:99px;background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.dock-search{display:flex;align-items:center;border-radius:var(--r-pill);transition:background .22s var(--ease),box-shadow .22s var(--ease)}
.dock-search.is-open{background:var(--c-surface-2);box-shadow:inset 0 0 0 1px var(--c-line)}
.dock-search input{
  width:0;opacity:0;border:0;background:transparent;height:38px;padding:0;
  font:inherit;font-size:14px;color:var(--c-ink);transition:width .3s var(--ease),opacity .2s,padding .3s var(--ease);
}
.dock-search.is-open input{width:186px;opacity:1;padding:0 14px 0 4px}
.dock-search input:focus{outline:none}
.icon-btn{
  width:38px;height:38px;border-radius:var(--r-pill);border:0;background:transparent;
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-ink-2);
  transition:background .22s var(--ease),color .22s var(--ease);
}
.icon-btn:hover{background:var(--c-primary-050);color:var(--c-primary)}
.hamburger{
  display:none;width:40px;height:40px;border-radius:var(--r-pill);border:1px solid var(--c-line);
  background:var(--c-surface);align-items:center;justify-content:center;color:var(--c-ink);
}
.hamburger:hover{background:var(--c-primary-050);color:var(--c-primary)}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:200;background:#fff;display:flex;flex-direction:column;
  transform:translateY(-102%);transition:transform .34s var(--ease);visibility:hidden;
}
.drawer.is-open{transform:translateY(0);visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--c-line)}
.drawer-brand{display:flex;align-items:center;gap:9px;font-weight:700;color:var(--c-ink)}
.drawer-list{flex:1 1 auto;overflow:auto;padding:8px 18px}
.drawer-list a{
  display:flex;align-items:center;justify-content:space-between;
  min-height:44px;padding:11px 2px;border-bottom:1px solid var(--c-line);
  font-size:15.5px;color:var(--c-ink-2);
}
.drawer-list a[aria-current="page"]{color:var(--c-primary);font-weight:600}
.drawer-foot{padding:16px 18px 26px;border-top:1px solid var(--c-line)}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--r-pill);border:1.5px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.04em;line-height:1.2;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease),filter .22s var(--ease);
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px -14px rgba(15,122,108,.75)}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-primary:active{transform:translateY(0);box-shadow:0 6px 14px -10px rgba(15,122,108,.7)}
.btn-ghost{background:var(--c-surface);border-color:var(--c-primary);color:var(--c-primary)}
.btn-ghost:hover{background:var(--c-primary-050);transform:translateY(-2px)}
.btn-wline{background:transparent;border-color:rgba(255,255,255,.72);color:#fff}
.btn-wline:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--c-primary-d)}
.btn-white:hover{filter:brightness(1.02);transform:translateY(-2px);box-shadow:var(--sh-2)}
.btn-sm{padding:10px 20px;font-size:14px}
.btn-block{width:100%}
.arrow-link{
  display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--c-primary);
}
.arrow-link svg{transition:transform .22s var(--ease)}
.arrow-link:hover svg{transform:translateX(4px)}

/* ============ 徽章 / 标签 ============ */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--r-pill);font-size:12.5px;font-weight:600;
  background:var(--c-primary-050);color:var(--c-primary-d);
}
.badge::before{content:"";width:6px;height:6px;border-radius:99px;background:var(--c-primary)}
.badge-sun{background:var(--grad-sun);color:#fff}
.badge-sun::before{background:rgba(255,255,255,.9)}
.badge-plain{background:var(--c-surface-2);color:var(--c-ink-2);border:1px solid var(--c-line)}
.badge-plain::before{background:var(--c-ink-3)}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px}
.hero-badges .badge{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.3)}
.hero-badges .badge::before{background:#BFF3E4}

/* ============ 页面顶部 ============ */
.page-top{padding:132px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-ink-3)}
.crumb a{color:var(--c-ink-3)}
.crumb a:hover{color:var(--c-primary)}
.crumb span.sep{color:#C9C4B8}

/* Hero */
.cat-hero{margin-top:20px;position:relative;overflow:hidden;border-radius:24px;background:var(--grad-brand);color:#fff;padding:52px 48px 46px;box-shadow:var(--sh-1)}
.cat-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.4) 1px,transparent 1px);
  background-size:56px 56px;opacity:.07;
}
.cat-hero::after{
  content:"";position:absolute;right:-90px;top:-120px;width:460px;height:460px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.42),rgba(255,255,255,0) 62%);pointer-events:none;
}
.cat-hero-inner{position:relative;display:grid;grid-template-columns:1.35fr .95fr;gap:44px;align-items:center}
.cat-hero h1{color:#fff;font-size:clamp(30px,4.4vw,48px);line-height:1.22;max-width:20ch}
.cat-hero .lead{margin-top:16px;font-size:18px;line-height:1.8;color:rgba(255,255,255,.92);max-width:34ch}
.cat-hero .actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cat-hero .hero-badges{margin-top:26px}
.hero-side{
  background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.32);border-radius:var(--r-lg);
  padding:22px;backdrop-filter:blur(6px);
}
.hero-side h3{color:#fff;font-size:17px;margin-bottom:12px}
.hero-side ul{display:grid;gap:11px}
.hero-side li{display:flex;align-items:flex-start;gap:9px;font-size:14px;color:rgba(255,255,255,.94);line-height:1.7}
.hero-side li svg{flex:0 0 auto;margin-top:5px;color:#CFF6E8}
.hero-side .stat{display:flex;gap:22px;margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.28)}
.hero-side .stat b{display:block;font-size:26px;line-height:1.2;color:#fff}
.hero-side .stat i{font-style:normal;font-size:12.5px;color:rgba(255,255,255,.82)}

/* ============ 保障条 ============ */
.assure{margin-top:26px}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.assure-item{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 20px;display:flex;gap:13px;align-items:flex-start;
}
.assure-item .ico{
  width:38px;height:38px;flex:0 0 auto;border-radius:12px;background:var(--c-primary-050);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;
}
.assure-item h4{font-size:15.5px;margin-bottom:2px}
.assure-item p{font-size:13.5px;color:var(--c-ink-3);line-height:1.7}

/* ============ 板块通用 ============ */
.sec{padding:92px 0 0}
.sec-head{max-width:720px;margin-bottom:34px}
.sec-head .eyebrow{display:inline-flex;margin-bottom:12px}
.sec-head h2{font-size:clamp(24px,3vw,34px);line-height:1.3}
.sec-head p{margin-top:14px;font-size:16px;color:var(--c-ink-2);max-width:66ch}
.sec-alt{padding-top:92px}
.sec-alt .panel{background:var(--c-surface);border:1px solid var(--c-line);border-radius:24px;padding:52px 44px;box-shadow:var(--sh-1)}

/* ============ Bento 网格 ============ */
.bento{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(186px,auto);gap:22px}
.bcard{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:24px;overflow:hidden;display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.bcard:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-050)}
.bcard h3{font-size:18px;line-height:1.45;margin-bottom:8px}
.bcard p{font-size:14px;color:var(--c-ink-2);line-height:1.8}
.bcard .go{margin-top:auto;padding-top:16px}
.bcard .corner{position:absolute;top:18px;right:18px}
.big{grid-column:span 2;grid-row:span 2;padding:0;justify-content:flex-end;color:#fff;border-color:transparent}
.big .big-media{position:absolute;inset:0}
.big .big-media img{width:100%;height:100%;object-fit:cover}
.big .big-media::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(10,86,80,.82),rgba(15,122,108,.55) 52%,rgba(20,32,30,.78))}
.big .big-body{position:relative;padding:26px}
.big h3{color:#fff;font-size:22px;margin-bottom:10px}
.big p{color:rgba(255,255,255,.92);font-size:14.5px;max-width:36ch}
.big ul{margin-top:14px;display:grid;gap:8px}
.big li{display:flex;gap:8px;align-items:flex-start;font-size:13.5px;color:rgba(255,255,255,.94)}
.big li svg{flex:0 0 auto;margin-top:5px;color:#CFF6E8}
.big .go a{color:#fff;border-bottom:1.5px solid rgba(255,255,255,.55);padding-bottom:2px}
.big .go a:hover{border-color:#fff}
.span2{grid-column:span 2}
.grad-card{background:var(--grad-brand);border-color:transparent;color:#fff}
.grad-card::after{
  content:"";position:absolute;right:-60px;bottom:-80px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.34),rgba(255,255,255,0) 65%);
}
.grad-card h3,.grad-card p{color:#fff;position:relative}
.grad-card p{color:rgba(255,255,255,.9)}
.grad-card .go{position:relative}
.mini-ico{
  width:40px;height:40px;border-radius:13px;background:var(--c-primary-050);color:var(--c-primary);
  display:inline-flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.grad-card .mini-ico{background:rgba(255,255,255,.2);color:#fff}

/* ============ 场景卡 ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.scene-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-050)}
.scene-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--c-surface-2)}
.scene-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.scene-card:hover .thumb img{transform:scale(1.03)}
.scene-card .thumb .badge{position:absolute;left:14px;top:14px;background:rgba(255,255,255,.94)}
.scene-card .body{padding:22px 24px 24px;display:flex;flex-direction:column;flex:1 1 auto}
.scene-card h3{font-size:18px;margin-bottom:10px}
.scene-card p{font-size:14.5px;line-height:1.85}
.scene-card ul{margin-top:14px;display:grid;gap:8px}
.scene-card li{position:relative;padding-left:16px;font-size:14px;color:var(--c-ink-2)}
.scene-card li::before{content:"";position:absolute;left:0;top:11px;width:6px;height:6px;border-radius:99px;background:var(--c-primary)}
.scene-card .go{margin-top:auto;padding-top:18px}

/* ============ 流程时间线 ============ */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative}
.flow::before{
  content:"";position:absolute;left:26px;right:26px;top:26px;height:0;
  border-top:2px dashed var(--c-line);
}
.flow-step{position:relative;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:24px}
.flow-step .num{
  width:32px;height:32px;border-radius:50%;background:var(--grad-sun);color:#fff;
  display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
  box-shadow:0 8px 18px -10px rgba(232,98,60,.9);position:relative;z-index:1;
}
.flow-step h3{font-size:16.5px;margin:14px 0 8px}
.flow-step p{font-size:14px;color:var(--c-ink-2);line-height:1.8}

/* ============ 指标条 ============ */
.metrics{background:var(--c-primary-050);border-radius:var(--r-lg);padding:34px 28px;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.metric b{display:block;font-size:clamp(28px,3.4vw,38px);line-height:1.15;color:var(--c-primary-d);font-weight:700;font-variant-numeric:tabular-nums}
.metric span{display:block;margin-top:8px;font-size:13.5px;color:var(--c-ink-2)}

/* ============ FAQ ============ */
.faq{max-width:820px;margin:0 auto;display:grid;gap:14px}
.faq details{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:0 22px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq details[open]{border-color:var(--c-primary-050);box-shadow:var(--sh-1)}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 0;font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq summary::-webkit-details-marker{display:none}
.faq .sign{
  width:28px;height:28px;flex:0 0 auto;border-radius:50%;border:1px solid var(--c-line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--c-primary);
  transition:transform .26s var(--ease),background .22s var(--ease);
}
.faq details[open] .sign{transform:rotate(180deg);background:var(--c-primary-050);border-color:var(--c-primary-050)}
.faq .ans{padding:0 0 20px;font-size:15px;line-height:1.85;color:var(--c-ink-2);max-width:70ch}

/* ============ 表单 ============ */
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:24px;padding:36px;
  box-shadow:var(--sh-1);
}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;font-weight:600;color:var(--c-ink)}
.field input,.field select,.field textarea{
  width:100%;min-height:48px;padding:12px 14px;border-radius:var(--r-input);
  border:1px solid var(--c-line);background:#fff;font:inherit;font-size:14.5px;color:var(--c-ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{min-height:118px;resize:vertical;line-height:1.8}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(15,122,108,.16);
}
.field .hint{font-size:12.5px;color:var(--c-ink-3)}
.field.full{grid-column:1 / -1}
.form-note{margin-top:18px;font-size:13px;color:var(--c-ink-3)}

/* ============ CTA 大卡 ============ */
.cta-card{
  position:relative;overflow:hidden;border-radius:24px;background:var(--grad-brand);color:#fff;
  padding:48px 44px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--sh-1);
}
.cta-card::before{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.07;
  background-image:linear-gradient(rgba(255,255,255,.5) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.5) 1px,transparent 1px);
  background-size:48px 48px;
}
.cta-card::after{
  content:"";position:absolute;left:-80px;bottom:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,255,255,.3),rgba(255,255,255,0) 66%);
}
.cta-card .txt{position:relative;max-width:56ch}
.cta-card h2{color:#fff;font-size:clamp(22px,2.6vw,30px);line-height:1.35}
.cta-card p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.92)}
.cta-card .acts{position:relative;display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto}

/* ============ 页脚 ============ */
.site-footer{margin-top:104px;background:var(--c-ink);color:#DCE9E5;padding:64px 0 0}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:700;color:#fff;font-size:16px;margin-bottom:14px}
.site-footer p{font-size:13.8px;line-height:1.85;color:#A9BFB9;margin-bottom:10px;max-width:36ch}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:14px}
.foot-links{display:grid;gap:10px}
.foot-links a{font-size:14px;color:#C4D8D3;transition:color .2s var(--ease)}
.foot-links a:hover{color:#8FDCC4;text-decoration:underline;text-underline-offset:3px}
.foot-contact{display:grid;gap:12px}
.foot-contact li{display:flex;gap:9px;align-items:flex-start;font-size:13.8px;color:#A9BFB9;line-height:1.7}
.foot-contact svg{flex:0 0 auto;margin-top:4px;color:#8FDCC4}
.foot-bottom{
  margin-top:52px;border-top:1px solid rgba(255,255,255,.12);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;
  font-size:13px;color:#8FA8A2;
}
.foot-bottom .links{display:flex;flex-wrap:wrap;gap:16px}
.foot-bottom a:hover{color:#8FDCC4}

/* 回到顶部 */
.to-top{
  position:fixed;right:24px;bottom:24px;width:44px;height:44px;border-radius:50%;border:0;
  background:var(--c-primary);color:#fff;display:inline-flex;align-items:center;justify-content:center;
  box-shadow:var(--sh-2);opacity:0;visibility:hidden;transform:translateY(8px);
  transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s;z-index:130;
}
.to-top.is-on{opacity:1;visibility:visible;transform:translateY(0)}
.to-top:hover{background:var(--c-primary-d)}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .cat-hero-inner{grid-template-columns:1.2fr 1fr;gap:32px}
  .dock-menu a{padding:9px 11px;font-size:14px}
}
@media (max-width:1023px){
  .dock-menu{display:none}
  .hamburger{display:inline-flex}
  .cat-hero{padding:42px 32px 38px}
  .cat-hero-inner{grid-template-columns:1fr}
  .cat-hero h1{max-width:24ch}
  .cat-hero .lead{max-width:44ch}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .bento{grid-template-columns:repeat(2,1fr)}
  .big{grid-column:span 2;grid-row:span 1;min-height:360px}
  .span2{grid-column:span 2}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .flow::before{display:none}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr);gap:30px}
  .cta-card{flex-direction:column;align-items:flex-start}
  .sec{padding-top:72px}
  .sec-head{margin-bottom:28px}
  .sec-alt .panel{padding:36px 28px}
}
@media (max-width:767px){
  body{font-size:15.5px;line-height:1.8}
  .container{padding:0 18px}
  .dock{width:calc(100% - 24px);height:58px;padding:0 10px 0 14px;gap:8px}
  .dock.is-scrolled{height:54px}
  .logo-text{font-size:14px}
  .dock-actions .btn-primary{display:none}
  .page-top{padding-top:104px}
  .cat-hero{padding:32px 20px 30px;border-radius:20px}
  .cat-hero .actions .btn{width:100%}
  .assure-grid{grid-template-columns:1fr}
  .bento{grid-template-columns:1fr;grid-auto-rows:auto;gap:16px}
  .big{grid-column:span 1;min-height:340px}
  .span2{grid-column:span 1}
  .grid-3{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .metrics{grid-template-columns:repeat(2,1fr);padding:24px 20px;gap:18px}
  .faq details{padding:0 18px}
  .form-card{padding:24px 20px}
  .form-grid{grid-template-columns:1fr}
  .cta-card{padding:32px 22px;border-radius:20px}
  .cta-card .acts{width:100%}
  .cta-card .acts .btn{width:100%}
  .foot-grid{grid-template-columns:1fr}
  .site-footer{padding-top:48px;margin-top:72px}
  .sec{padding-top:58px}
  .sec-alt .panel{padding:26px 20px;border-radius:20px}
  .to-top{right:16px;bottom:16px}
}
@media (max-width:479px){
  .cat-hero h1{font-size:27px}
  .hero-side{padding:18px}
  .hero-side .stat{flex-wrap:wrap;gap:14px}
  .hero-badges{display:grid;grid-template-columns:repeat(2,1fr)}
  .metrics{grid-template-columns:1fr}
}

/* roulang page: category4 */
:root{
  --c-primary:#0F7A6C;
  --c-primary-d:#0A5650;
  --c-primary-l:#2FB99B;
  --c-primary-050:#E6F4F0;
  --c-accent:#F0A03C;
  --c-accent-2:#E8623C;
  --c-bg:#F6F4EF;
  --c-surface:#FFFFFF;
  --c-surface-2:#EFEDE6;
  --c-ink:#14201E;
  --c-ink-2:#4A5A56;
  --c-ink-3:#7C8A86;
  --c-line:#E3E0D8;
  --c-ok:#2FA36B;
  --c-warn:#D9730D;
  --c-err:#C7482F;
  --grad-brand:linear-gradient(135deg,#0F7A6C 0%,#2FB99B 55%,#8FDCC4 100%);
  --grad-sun:linear-gradient(120deg,#F0A03C,#E8623C);
  --sh-1:0 1px 2px rgba(20,32,30,.04),0 10px 28px -14px rgba(20,32,30,.14);
  --sh-2:0 18px 42px -18px rgba(15,122,108,.30);
  --sh-dock:0 8px 30px -12px rgba(20,32,30,.18);
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:14px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-ink-2);
  font-family:"HarmonyOS Sans SC","PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(15,122,108,.28);outline-offset:2px;}
h1,h2,h3,h4{color:var(--c-ink);margin:0;font-weight:700;letter-spacing:.02em;}
h1{font-size:clamp(30px,4.6vw,50px);line-height:1.2;}
h2{font-size:clamp(24px,3vw,34px);line-height:1.3;}
h3{font-size:20px;line-height:1.45;font-weight:600;}
h4{font-size:16px;line-height:1.5;font-weight:600;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
@media (min-width:1280px){.container{max-width:1280px;}}

/* ============ Dock 导航 ============ */
.dock-wrap{position:fixed;top:0;left:0;right:0;z-index:60;padding:18px 24px 0;pointer-events:none;}
.dock{
  pointer-events:auto;
  max-width:1120px;
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 12px 0 20px;
  border-radius:999px;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid var(--c-line);
  box-shadow:var(--sh-dock);
  transition:height .28s var(--ease),background .28s var(--ease),transform .28s var(--ease);
}
.dock.is-scrolled{height:56px;background:rgba(255,255,255,.96);}
.dock-logo{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--grad-brand);
  color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px -8px rgba(15,122,108,.7);
}
.logo-text{font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:.02em;white-space:nowrap;}
.dock-menu{display:flex;align-items:center;gap:2px;margin-left:6px;flex:1 1 auto;}
.dock-menu a{
  position:relative;display:inline-block;
  padding:9px 14px;border-radius:999px;
  font-size:15px;color:var(--c-ink-2);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.dock-menu a:hover{color:var(--c-primary);background:var(--c-primary-050);}
.dock-menu a[aria-current="page"]{color:var(--c-primary);font-weight:600;}
.dock-menu a[aria-current="page"]::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:999px;background:var(--c-primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.dock-search{
  display:flex;align-items:center;gap:4px;
  border:1px solid var(--c-line);background:var(--c-bg);
  border-radius:999px;padding:4px 6px;
  transition:border-color .22s var(--ease),background .22s var(--ease);
}
.dock-search.is-open{border-color:var(--c-primary-050);background:#fff;}
.dock-search input{
  width:0;opacity:0;border:0;outline:none;background:transparent;
  font-size:14px;color:var(--c-ink);transition:width .26s var(--ease),opacity .26s var(--ease);
}
.dock-search.is-open input{width:150px;opacity:1;padding:0 4px;}
.icon-btn{
  width:32px;height:32px;border-radius:999px;display:flex;align-items:center;justify-content:center;
  color:var(--c-ink-2);transition:background .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{background:var(--c-primary-050);color:var(--c-primary);}
.hamburger{
  display:none;width:40px;height:40px;border-radius:999px;
  align-items:center;justify-content:center;color:var(--c-ink);
  border:1px solid var(--c-line);background:#fff;
}
.hamburger:hover{background:var(--c-primary-050);color:var(--c-primary);}

/* 移动抽屉 */
.drawer{
  position:fixed;inset:0;z-index:80;background:#fff;
  transform:translateX(100%);transition:transform .3s var(--ease);
  display:flex;flex-direction:column;padding:18px 20px 24px;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;}
.drawer nav a{
  display:flex;align-items:center;justify-content:space-between;
  height:52px;font-size:16px;color:var(--c-ink);
  border-bottom:1px solid var(--c-line);
}
.drawer nav a[aria-current="page"]{color:var(--c-primary);font-weight:600;}
.drawer nav a span{color:var(--c-ink-3);font-size:18px;}
.drawer-cta{margin-top:auto;padding-top:20px;}
.drawer-cta .btn{width:100%;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1.2;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--grad-brand);color:#fff;box-shadow:0 10px 24px -16px rgba(15,122,108,.9);}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--sh-2);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px -10px rgba(15,122,108,.8);}
.btn-ghost{background:#fff;color:var(--c-primary);border:1.5px solid var(--c-primary);}
.btn-ghost:hover{background:var(--c-primary-050);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-plain{color:var(--c-primary);font-weight:600;padding:10px 4px;display:inline-flex;align-items:center;gap:6px;}
.btn-plain svg{transition:transform .22s var(--ease);}
.btn-plain:hover svg{transform:translateX(4px);}
.btn-block{width:100%;}
.btn-sm{padding:10px 18px;font-size:14px;}

/* ============ 通用板块 ============ */
.sec{padding:88px 0;}
.sec-alt{background:var(--c-surface);}
.sec-head{max-width:720px;margin-bottom:34px;}
.sec-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-primary-050);color:var(--c-primary);
  font-size:12.5px;font-weight:600;letter-spacing:.06em;
  padding:6px 14px;border-radius:999px;margin-bottom:14px;
}
.sec-tag::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary);}
.sec-head p{margin-top:14px;font-size:16.5px;color:var(--c-ink-2);max-width:66ch;}

/* ============ 面包屑 ============ */
.crumb{font-size:13px;color:var(--c-ink-3);display:flex;align-items:center;gap:8px;flex-wrap:wrap;}
.crumb a:hover{color:var(--c-primary);}
.crumb .sep{color:#C9C5BA;}

/* ============ Hero ============ */
.hero{position:relative;padding:132px 0 76px;overflow:hidden;}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(15,122,108,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(15,122,108,.055) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:radial-gradient(120% 78% at 78% 4%,#000 0%,transparent 72%);
  mask-image:radial-gradient(120% 78% at 78% 4%,#000 0%,transparent 72%);
  pointer-events:none;
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center;}
.hero h1{margin:18px 0 0;}
.hero h1 em{font-style:normal;color:var(--c-primary);}
.hero-sub{margin-top:18px;font-size:18px;line-height:1.8;color:var(--c-ink-2);max-width:56ch;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.badge{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--c-primary-050);color:var(--c-primary);
  font-size:13px;font-weight:600;
  padding:8px 15px;border-radius:999px;
}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--c-primary-l);}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}
.hero-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--c-line);background:var(--c-surface);box-shadow:var(--sh-1);
  aspect-ratio:16/11;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}
.hero-visual .visual-tag{
  position:absolute;left:16px;bottom:16px;right:16px;
  background:rgba(255,255,255,.94);backdrop-filter:blur(8px);
  border-radius:var(--r-sm);padding:14px 16px;border:1px solid var(--c-line);
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.visual-tag strong{display:block;font-size:15px;color:var(--c-ink);}
.visual-tag span{font-size:13px;color:var(--c-ink-3);}
.visual-num{font-size:22px;font-weight:700;color:var(--c-primary);}

/* ============ 对照卡 ============ */
.compare{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.cmp-card{
  position:relative;display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:30px 26px 26px;box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.cmp-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-050);}
.cmp-card.is-featured{background:var(--c-primary-050);border-color:rgba(15,122,108,.28);}
.flag{
  position:absolute;top:18px;right:18px;
  background:var(--grad-sun);color:#fff;
  font-size:12px;font-weight:600;letter-spacing:.05em;
  padding:5px 12px;border-radius:999px;
}
.cmp-kicker{
  font-size:12.5px;font-weight:600;letter-spacing:.08em;color:var(--c-ink-3);
  text-transform:uppercase;margin-bottom:10px;
}
.cmp-card h3{margin-bottom:10px;}
.cmp-desc{font-size:15px;color:var(--c-ink-2);min-height:72px;}
.cmp-list{margin-top:20px;display:flex;flex-direction:column;gap:12px;}
.cmp-list li{position:relative;padding-left:22px;font-size:15px;color:var(--c-ink-2);}
.cmp-list li::before{
  content:"";position:absolute;left:0;top:10px;
  width:7px;height:7px;border-radius:50%;background:var(--c-primary-l);
}
.cmp-fit{
  margin-top:22px;padding-top:20px;border-top:1px dashed var(--c-line);
}
.fit-label{display:block;font-size:12.5px;font-weight:600;color:var(--c-ink-3);letter-spacing:.06em;margin-bottom:6px;}
.cmp-fit p{font-size:14.5px;color:var(--c-ink-2);}
.cmp-foot{margin-top:auto;padding-top:26px;}
.cmp-note{font-size:13px;color:var(--c-ink-3);text-align:center;margin-top:10px;}

/* ============ 判断依据 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.mini-card{
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:24px 22px;transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.mini-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:var(--c-primary-050);}
.mini-ico{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:var(--c-primary-050);color:var(--c-primary);margin-bottom:16px;
}
.mini-card h3{font-size:17px;margin-bottom:8px;}
.mini-card p{font-size:14.5px;color:var(--c-ink-2);}

/* ============ 流程 ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.step{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:26px 22px;
}
.step::after{
  content:"";position:absolute;top:44px;right:-24px;width:24px;
  border-top:2px dashed var(--c-line);
}
.step:last-child::after{display:none;}
.step-num{
  width:32px;height:32px;border-radius:50%;
  background:var(--grad-sun);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;margin-bottom:16px;
}
.step h3{font-size:17px;margin-bottom:8px;}
.step p{font-size:14.5px;color:var(--c-ink-2);}

/* ============ FAQ ============ */
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item:hover{border-color:var(--c-primary-050);}
.faq-item.is-open{box-shadow:var(--sh-1);border-color:var(--c-primary-050);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  text-align:left;padding:20px 22px;font-size:16px;font-weight:600;color:var(--c-ink);
}
.faq-ico{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--c-line);display:flex;align-items:center;justify-content:center;
  color:var(--c-primary);transition:transform .26s var(--ease),background .26s var(--ease),border-color .26s var(--ease);
}
.faq-item.is-open .faq-ico{transform:rotate(180deg);background:var(--c-primary-050);border-color:var(--c-primary-050);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s var(--ease);}
.faq-a-inner{padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--c-ink-2);}

/* ============ CTA ============ */
.cta-card{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  background:var(--grad-brand);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;
  box-shadow:0 26px 60px -32px rgba(15,122,108,.65);
}
.cta-card::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.09) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:40px 40px;
  -webkit-mask-image:radial-gradient(80% 90% at 92% 0%,#000,transparent 70%);
  mask-image:radial-gradient(80% 90% at 92% 0%,#000,transparent 70%);
}
.cta-card > *{position:relative;}
.cta-text h2{color:#fff;font-size:clamp(22px,2.6vw,30px);}
.cta-text p{color:rgba(255,255,255,.9);margin-top:12px;font-size:16px;max-width:52ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:0 0 auto;}
.btn-white{background:#fff;color:var(--c-primary);}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 16px 34px -18px rgba(0,0,0,.45);}
.btn-line{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.75);}
.btn-line:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-primary-d);color:#DCE9E5;padding:72px 0 0;margin-top:88px;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:40px;}
.foot-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;color:#fff;margin-bottom:16px;}
.site-footer p{font-size:14.5px;color:rgba(220,233,229,.82);margin-bottom:12px;max-width:40ch;}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;letter-spacing:.04em;}
.foot-links{display:flex;flex-direction:column;gap:12px;}
.foot-links a{font-size:14.5px;color:rgba(220,233,229,.82);border-bottom:2px solid transparent;padding-bottom:2px;transition:color .2s var(--ease),border-color .2s var(--ease);}
.foot-links a:hover{color:#fff;border-color:var(--c-primary-l);}
.foot-contact{display:flex;flex-direction:column;gap:14px;}
.foot-contact li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:rgba(220,233,229,.82);}
.foot-contact svg{flex:0 0 auto;margin-top:5px;color:var(--c-primary-l);}
.foot-bottom{
  margin-top:56px;padding:24px 0;border-top:1px solid rgba(220,233,229,.16);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(220,233,229,.7);
}

/* ============ 回到顶部 ============ */
.back-top{
  position:fixed;right:24px;bottom:24px;z-index:70;
  width:44px;height:44px;border-radius:50%;
  background:var(--c-primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 12px 26px -14px rgba(15,122,108,.9);
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .26s var(--ease),transform .26s var(--ease),visibility .26s var(--ease);
}
.back-top.is-on{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{background:var(--c-primary-d);}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .hero-grid{gap:36px;}
}
@media (max-width:1023px){
  .dock-menu{display:none;}
  .hamburger{display:flex;}
  .dock-search{display:none;}
  .dock{height:60px;padding:0 10px 0 16px;}
  .hero{padding:118px 0 64px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .grid-4{grid-template-columns:repeat(2,1fr);gap:18px;}
  .steps{grid-template-columns:repeat(2,1fr);gap:18px;}
  .step::after{display:none;}
  .sec{padding:72px 0;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:40px 32px;}
  .cta-actions{width:100%;}
}
@media (max-width:900px){
  .compare{
    display:flex;overflow-x:auto;scroll-snap-type:x mandatory;
    gap:16px;padding:4px 24px 18px;margin:0 -24px;
    -webkit-overflow-scrolling:touch;
  }
  .compare::-webkit-scrollbar{height:6px;}
  .compare::-webkit-scrollbar-thumb{background:var(--c-line);border-radius:999px;}
  .cmp-card{flex:0 0 84%;scroll-snap-align:start;}
  .cmp-desc{min-height:0;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .dock-wrap{padding:12px 18px 0;}
  .logo-text{font-size:15px;}
  .sec{padding:56px 0;}
  .sec-head{margin-bottom:26px;}
  .hero{padding:104px 0 56px;}
  .hero-sub{font-size:16.5px;}
  .hero-actions .btn{flex:1 1 100%;}
  .grid-4{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .compare{padding:4px 18px 18px;margin:0 -18px;}
  .cmp-card{flex:0 0 88%;padding:26px 20px 22px;}
  .cta-card{padding:34px 22px;}
  .cta-actions .btn{flex:1 1 100%;}
  .foot-grid{grid-template-columns:1fr;gap:30px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
  .site-footer{padding-top:56px;margin-top:64px;}
}
@media (max-width:479px){
  h1{font-size:27px;}
  .hero-badges{gap:8px;}
  .badge{font-size:12px;padding:7px 12px;}
}